STERLING 404515-0 Windham Tank with Chrome Trip Lever, White KOHLER windham low consumption 1.6 gpf toilet tank with left hand trip lever, white - 581179 This is highly durable This is manufactured in United states Crafted of Grade A vitreous china to provide a durable, non-porous product with a hard, glossy finish Uses 1.6 gallons of water per flush; meets today's strict water conservation standards Attractive and compact tank styling Limited 5-year warranty Windham tank is only for use on Windham Bowl